4. Communications, electrical: acoustic wave systems and devices
  5. Echo systems
  6. Side scanning or contour mapping sonar systems

Robert Ingram

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Figure eight hinge

Tools and hardware – Hinge – Flexible singular element – i.e. – self-hinge type
Patent

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Lacing tool

Tools and hardware – Other tools and implements – Strap or wire tensioning
Patent

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Method and apparatus for underwater sonar scanning

Communications – electrical: acoustic wave systems and devices – Echo systems – Side scanning or contour mapping sonar systems
Patent

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Profile ID: LFUS-PAI-P-1002707

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